Anchor
From Web3D.org
Anchor
Anchor : X3DGroupingNode {
MFNode [in] addChildren
MFNode [in] removeChildren
MFNode [in,out] children [] [X3DChildNode]
SFString [in,out] description ""
SFNode [in,out] metadata NULL [X3DMetadataObject]
MFString [in,out] parameter []
MFString [in,out] url [] [<i>url</i> or <i>urn</i>]
SFVec3f [] bboxCenter 0 0 0 (-∞,∞)
SFVec3f [] bboxSize -1 -1 -1 [0,∞) or −1 −1 −1
}